Top mayoral race spenders

Campaign spending

Democrat David Alvarez and his supporters lead the overall money race with more than $4.5 million raised on his behalf compared with roughly $3.6 million for Republican Kevin Faulconer. The vast majority of Alvarez’s financial support comes from labor unions while Faulconer has significant support from business groups. Faulconer has raised the most from individual donors — $2.2 million compared with Alvarez’s $741,000.

Top contributors for David Alvarez

American Federation of State, County and Municipal Employees, AFL-CIO: $954,543

American Federation of State, County and Municipal Employees – CA People Independent Expenditure Committee: $353,000